* {
    margin: 0;
    padding: 0;
}

body {
    background: url("../image/bg.jpg");
    background-size: cover;
    background-repeat: no-repeat;
}

header {
    height: 50px;
    /* background: #D0CFCF; */
}

#daohangdiv {
    width: 90%;
    height: 50px;
    margin: 0 auto;
    /* padding: 10px; */
}

#daohang {
    float: right;
    margin: 0 0 0 40%;
}

#daohang a {
    font-size: 80%;
    /* width: 60px; */
    padding: 15px 20px;
    display: block;
    float: left;
    /* margin: 0 8px 0 0; */
    color: white;
    text-decoration: none;
}

#daohang a:hover {
    background: #D0CFCF;
    color: black;
    transition-duration: 200ms;
}

main {
    height: 800px;
    /* background: #F5F5F5; */
}

#registermiddle {
    width: 700px;
    height: 800px;
    margin: 50px 410px;
    /* background: blue; */
}

#registerlogo {
    margin: 0 0 0 80px;
}

#registerlogo img {
    margin: 0px 0 0 -45px;
    width: 75px;
    /* background: red; */
    transform-style: preserve-3d;
    animation: logo1 5s infinite linear;
}

@keyframes logo1 {
    0% {
        transform: rotateY(0);
    }
    100% {
        transform: rotateY(360deg);
    }
}

.registerleftdiv {
    /*文字盒子*/
    width: 300px;
    height: 600px;
    margin: auto 0;
    border-radius: 25px 0 0 25px;
    /* background: rgba(208, 207, 207, 0.8); */
    background: rgba(255, 255, 255, 0.7);
    color: gray;
}

.registerleftdiv h1 {
    /*左div的h1标题*/
    width: 300px;
    height: 100px;
    /* color: gray; */
    line-height: 100px;
    text-align: center;
    /*文本对齐*/
    vertical-align: middle;
    /*垂直对齐*/
}

.registerleftdiv h1:hover {
    /*鼠标经过左div的h1标题时*/
    font-size: 220%;
    color: black;
    /*字体大小*/
}

.registerleftdiv p {
    /*左div的p段落*/
    height: 40px;
    margin: 10px auto;
    line-height: 40px;
    text-align: center;
    /* color: white; */
    border-radius: 10px 10px;
    /*圆角样式*/
}

.registerleftdiv p:hover {
    /*鼠标经过左div的p段落时*/
    font-size: 120%;
    color: black;
    /*字体大小*/
}

.registerleftdiv a {
    /*左div的a链接*/
    color: gray;
    text-decoration: none;
}

a:visited {
    /*访问过时*/
    color: rgb(232, 232, 232);
    ;
}

a:hover {
    /*鼠标经过时*/
    color: rgb(133, 35, 125);
    font-size: 120%;
}

a:active {
    /*鼠标点击时*/
    color: rgb(90, 148, 180);
}

.registerrightdiv {
    /*表单盒子*/
    width: 400px;
    height: 600px;
    margin: -600px 300px;
    border-radius: 0 25px 25px 0;
    /*圆角样式*/
    color: gray;
    background: rgba(255, 255, 255, 0.7);
}

.registerrightdiv fieldset {
    /*表单盒子的fieldset*/
    border-color: rgba(255, 255, 255, 0);
    font-size: 18px;
    /* color: white; */
}

.registertdleft {
    /*表格左边的列向右对齐*/
    text-align: right;
    height: 23px;
    width: 200px;
    line-height: 50px;
    /* padding-top: 20px; */
    padding-left: -25px;
    /* background: green; */
}

.registertdleft:hover {
    /*鼠标经过表格左边的列时*/
    font-size: 110%;
    color: black;
}

.registerdowntdleft {
    text-align: right;
    height: 23px;
    width: 220px;
    line-height: 50px;
    /* padding-top: 25px; */
    padding-right: 30px;
    /* background: red; */
}

.registerdowntdleft:hover {
    /*鼠标经过表格左边的列时*/
    font-size: 110%;
    color: black;
}

.registeruptdright {
    /*上面的表格右边的列*/
    padding-left: 30px;
    /*左边距*/
    height: 23px;
    width: 200px;
    /* background: red; */
    line-height: 80px;
}

.registeruptdright:first-child {
    /*上面的表格右边的列*/
    padding-left: 30px;
    /*左边距*/
    height: 23px;
    width: 200px;
    /* background: red; */
    line-height: 80px;
}

.registerdowntdright {
    /*下面的表格右边的列*/
    padding-right: 22px;
    /*右边距*/
    line-height: 80px;
    height: 23px;
    width: 200px;
}

#registerusername,

/*ID选择器调整输入框的圆角样式*/

#registerpassword,
#registerurl,
#registerdate,
#registernumber,
#registeremail,
#registertel {
    width: 220px;
    height: 20px;
    border: 1px solid rgba(255, 255, 255, 0);
    /*边框*/
    border-radius: 11px;
    /*圆角样式*/
    padding-left: 10px;
    /*左边距*/
    background: rgba(255, 255, 255, 0.8);
}

textarea,
select {
    width: 230px;
    border: none;
    background: rgba(255, 255, 255, 0.8);
}

#registerusername:hover,

/*鼠标经过输入框时*/

#registerpassword:hover,
#registerurl:hover,
#registerdate:hover,
#registernumber:hover,
#registeremail:hover,
#registertel:hover,
textarea:hover,
select:hover {
    background: white;
}

.registerbottom {
    /*按钮*/
    color: white;
    font-size: 15px;
    width: 100px;
    height: 40px;
    margin: 25px 25px;
    background: rgba(71, 144, 153, 0.8);
    /*255,0,255,0.5*/
    border: 1px solid rgba(255, 255, 255, 0);
    /*边框*/
    border-radius: 20px;
    /*圆角样式*/
}

.registerbottom:hover {
    /*鼠标经过按钮时*/
    background-size: 200%;
    /*背景图片大小*/
    font-size: 90%;
    width: 105px;
    height: 45px;
    margin: 0px 23px;
    background: rgb(71, 144, 153);
    border: 1px solid rgba(255, 255, 255, 0);
    /*边框*/
    border-radius: 20px;
    /*圆角样式*/
}

footer {
    height: 75px;
    background: #F1F3F4;
    /*#D0CFCF*/
    margin-bottom: 25px;
}

footer p {
    width: 100%;
    height: 25px;
    text-align: center;
    margin: 25px 10px;
    float: left;
    /* background: red; */
}

footer p a {
    color: black;
    text-decoration: none;
}

footer p span {
    display: none;
}

a:link,
a:visited {
    color: black;
    text-decoration: none;
}

a:hover {
    color: blue;
    font-size: 100%;
    text-decoration: underline;
}

a:active {
    color: gray;
    text-decoration: underline;
}